/*
 * Copyright [2013-2021], Alibaba Group Holding Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.polardbx.executor.operator.scan.metrics;

/**
 * The data unit of metrics.
 */
public enum ProfileUnit {
    NONE(""),
    BYTES("bytes"),
    MILLIS_SECOND("ms"),
    NANO_SECOND("ns");

    private String unitStr;

    ProfileUnit(String unitStr) {
        this.unitStr = unitStr;
    }

    public String getUnitStr() {
        return unitStr;
    }
}
